/*
- * Copyright (C) 2012
- * Dale Weiler, Wolfgang Bumiller
+ * Copyright (C) 2012, 2013
+ * Dale Weiler
+ * Wolfgang Bumiller
*
* Permission is hereby granted, free of charge, to any person obtaining a copy of
* this software and associated documentation files (the "Software"), to deal in
#include <limits.h>
#include <stdlib.h>
#include <string.h>
+#include <stdarg.h>
#include <stdio.h>
#include <ctype.h>
+/*
+ * Disable some over protective warnings in visual studio because fixing them is a waste
+ * of my time.
+ */
+#ifdef _MSC_VER
+# pragma warning(disable : 4244 ) /* conversion from 'int' to 'float', possible loss of data */
+#endif /*! _MSC_VER */
+
#define GMQCC_VERSION_MAJOR 0
-#define GMQCC_VERSION_MINOR 1
-#define GMQCC_VERSION_PATCH 0
+#define GMQCC_VERSION_MINOR 2
+#define GMQCC_VERSION_PATCH 9
#define GMQCC_VERSION_BUILD(J,N,P) (((J)<<16)|((N)<<8)|(P))
#define GMQCC_VERSION \
GMQCC_VERSION_BUILD(GMQCC_VERSION_MAJOR, GMQCC_VERSION_MINOR, GMQCC_VERSION_PATCH)
+/* Undefine the following on a release-tag: */
+#define GMQCC_VERSION_TYPE_DEVEL
+
+/* Full version string in case we need it */
+#ifdef GMQCC_GITINFO
+# define GMQCC_DEV_VERSION_STRING "git build: " GMQCC_GITINFO "\n"
+#elif defined(GMQCC_VERSION_TYPE_DEVEL)
+# define GMQCC_DEV_VERSION_STRING "development build\n"
+#else
+# define GMQCC_DEV_VERSION_STRING
+#endif /*! GMQCC_GITINGO */
+
+#define GMQCC_STRINGIFY(x) #x
+#define GMQCC_IND_STRING(x) GMQCC_STRINGIFY(x)
+#define GMQCC_FULL_VERSION_STRING \
+"GMQCC " \
+GMQCC_IND_STRING(GMQCC_VERSION_MAJOR) "." \
+GMQCC_IND_STRING(GMQCC_VERSION_MINOR) "." \
+GMQCC_IND_STRING(GMQCC_VERSION_PATCH) \
+" Built " __DATE__ " " __TIME__ \
+"\n" GMQCC_DEV_VERSION_STRING
/*
- * We cannoy rely on C99 at all, since compilers like MSVC
+ * We cannot rely on C99 at all, since compilers like MSVC
* simply don't support it. We define our own boolean type
* as a result (since we cannot include <stdbool.h>). For
* compilers that are in 1999 mode (C99 compliant) we can use
#ifndef __cplusplus
# ifdef false
# undef false
-# endif /* !false */
+# endif /*! false */
# ifdef true
# undef true
-# endif /* !true */
+# endif /*! true */
# define false (0)
# define true (1)
-# define bool _Bool
-# if __STDC_VERSION__ < 199901L && __GNUC__ < 3
- typedef int _Bool
-# endif
-# endif /* !__cplusplus */
+# ifdef __STDC_VERSION__
+# if __STDC_VERSION__ < 199901L && __GNUC__ < 3
+ typedef int bool;
+# else
+ typedef _Bool bool;
+# endif /*! __STDC_VERSION__ < 199901L && __GNUC__ < 3 */
+# else
+ typedef int bool;
+# endif /*! __STDC_VERSION__ */
+#endif /*! __cplusplus */
/*
* Of some functions which are generated we want to make sure
*/
#if defined(__GNUC__) || defined(__CLANG__)
# define GMQCC_WARN __attribute__((warn_unused_result))
+# define GMQCC_USED __attribute__((used))
#else
# define GMQCC_WARN
-#endif
+# define GMQCC_USED
+#endif /*! defined(__GNUC__) || defined (__CLANG__) */
+/*
+ * This is a hack to silent clang regarding empty
+ * body if statements.
+ */
+#define GMQCC_SUPPRESS_EMPTY_BODY do { } while (0)
/*
- * stdint.h and inttypes.h -less subset
- * for systems that don't have it, which we must
- * assume is all systems. (int8_t not required)
+ * Inline is not supported in < C90, however some compilers
+ * like gcc and clang might have an inline attribute we can
+ * use if present.
*/
-#if CHAR_MIN == -128
- typedef unsigned char uint8_t; /* same as below */
-#elif SCHAR_MIN == -128
- typedef unsigned char uint8_t; /* same as above */
-#endif
-#if SHRT_MAX == 0x7FFF
- typedef short int16_t;
- typedef unsigned short uint16_t;
-#elif INT_MAX == 0x7FFF
- typedef int int16_t;
- typedef unsigned int uint16_t;
-#endif
-#if INT_MAX == 0x7FFFFFFF
- typedef int int32_t;
- typedef unsigned int uint32_t;
-#elif LONG_MAX == 0x7FFFFFFF
- typedef long int32_t;
- typedef unsigned long uint32_t;
-#endif
-#ifdef _LP64 /* long pointer == 64 */
- typedef unsigned long uintptr_t;
- typedef long intptr_t;
+#ifdef __STDC_VERSION__
+# if __STDC_VERSION__ < 199901L
+# if defined(__GNUC__) || defined (__CLANG__)
+# if __GNUC__ < 2
+# define GMQCC_INLINE
+# else
+# define GMQCC_INLINE __attribute__ ((always_inline))
+# endif /*! __GNUC__ < 2 */
+# else
+# define GMQCC_INLINE
+# endif /*! defined(__GNUC__) || defined (__CLANG__) */
+# else
+# define GMQCC_INLINE inline
+# endif /*! __STDC_VERSION < 199901L */
+/*
+ * Visual studio has __forcinline we can use. So lets use that
+ * I suspect it also has just __inline of some sort, but our use
+ * of inline is correct (not guessed), WE WANT IT TO BE INLINE
+ */
+#elif defined(_MSC_VER)
+# define GMQCC_INLINE __forceinline
#else
- typedef unsigned int uintptr_t;
- typedef int intptr_t;
-#endif
-/* Ensure type sizes are correct: */
-typedef char uint8_size_is_correct [sizeof(uint8_t) == 1?1:-1];
-typedef char uint16_size_if_correct [sizeof(uint16_t) == 2?1:-1];
-typedef char uint32_size_is_correct [sizeof(uint32_t) == 4?1:-1];
-typedef char int16_size_if_correct [sizeof(int16_t) == 2?1:-1];
-typedef char int32_size_is_correct [sizeof(int32_t) == 4?1:-1];
-/* intptr_t / uintptr_t correct size check */
-typedef char uintptr_size_is_correct[sizeof(intptr_t) == sizeof(int*)?1:-1];
-typedef char intptr_size_is_correct [sizeof(uintptr_t)== sizeof(int*)?1:-1];
-
-//===================================================================
-//============================ lex.c ================================
-//===================================================================
-typedef struct lex_file_t {
- FILE *file; /* file handler */
- char *name; /* name of file */
- char peek [5];
- char lastok[8192];
-
- int last; /* last token */
- int current; /* current token */
- int length; /* bytes left to parse */
- int size; /* never changes (size of file) */
- int line; /* what line are we on? */
-} lex_file;
+# define GMQCC_INLINE
+#endif /*! __STDC_VERSION__ */
/*
- * It's important that this table never exceed 32 keywords, the ascii
- * table starts at 33 (and we don't want conflicts)
+ * noreturn is present in GCC and clang
+ * it's required for _ast_node_destory otherwise -Wmissing-noreturn
+ * in clang complains about there being no return since abort() is
+ * called.
*/
-enum {
- TOKEN_DO ,
- TOKEN_ELSE ,
- TOKEN_IF ,
- TOKEN_WHILE ,
- TOKEN_BREAK ,
- TOKEN_CONTINUE ,
- TOKEN_RETURN ,
- TOKEN_GOTO ,
- TOKEN_FOR , // extension
- TOKEN_TYPEDEF , // extension
-
- // ensure the token types are out of the
- // bounds of anyothers that may conflict.
- TOKEN_FLOAT = 110,
- TOKEN_VECTOR ,
- TOKEN_STRING ,
- TOKEN_ENTITY ,
- TOKEN_VOID
-};
+#if (defined(__GNUC__) && __GNUC__ >= 2) || defined(__CLANG__)
+# define GMQCC_NORETURN __attribute__ ((noreturn))
+#else
+# define GMQCC_NORETURN
+#endif /*! (defined(__GNUC__) && __GNUC__ >= 2) || defined (__CLANG__) */
+
+#ifndef _MSC_VER
+# include <stdint.h>
+#else
+ typedef unsigned __int8 uint8_t;
+ typedef unsigned __int16 uint16_t;
+ typedef unsigned __int32 uint32_t;
+ typedef unsigned __int64 uint64_t;
+
+ typedef __int16 int16_t;
+ typedef __int32 int32_t;
+ typedef __int64 int64_t;
+#endif /*! _MSC_VER */
/*
- * Lexer state constants, these are numbers for where exactly in
- * the lexing the lexer is at. Or where it decided to stop if a lexer
- * error occurs. These numbers must be > where the ascii-table ends
- * and > the last type token which is TOKEN_VOID
+ * Very roboust way at determining endianess at compile time: this handles
+ * almost every possible situation. Otherwise a runtime check has to be
+ * performed.
*/
-enum {
- LEX_COMMENT = 1128,
- LEX_CHRLIT ,
- LEX_STRLIT ,
- LEX_IDENT
-};
+#define GMQCC_BYTE_ORDER_LITTLE 1234
+#define GMQCC_BYTE_ORDER_BIG 4321
+
+#if defined (__GNUC__) || defined (__GNU_LIBRARY__)
+# if defined (__FreeBSD__) || defined (__OpenBSD__)
+# include <sys/endian.h>
+# elif defined (BSD) && (BSD >= 199103) || defined (__DJGPP__) || defined (__CYGWIN32__)
+# include <machine/endian.h>
+# elif defined (__APPLE__)
+# if defined (__BIG_ENDIAN__) && !defined(BIG_ENDIAN)
+# define BIG_ENDIAN
+# elif defined (__LITTLE_ENDIAN__) && !defined (LITTLE_ENDIAN)
+# define LITTLE_ENDIAN
+# endif /*! defined (__BIG_ENDIAN__) && !defined(BIG_ENDIAN) */
+# elif !defined (__MINGW32__)
+# include <endian.h>
+# if !defined (__BEOS__)
+# include <byteswap.h>
+# endif /*! !definde (__BEOS__) */
+# endif /*! defined (__FreeBSD__) || defined (__OpenBSD__) */
+#endif /*! defined (__GNUC__) || defined (__GNU_LIBRARY__) */
+#if !defined(PLATFORM_BYTE_ORDER)
+# if defined (LITTLE_ENDIAN) || defined (BIG_ENDIAN)
+# if defined (LITTLE_ENDIAN) && !defined(BIG_ENDIAN)
+# define PLATFORM_BYTE_ORDER GMQCC_BYTE_ORDER_LITTLE
+# elif !defined (LITTLE_ENDIAN) && defined (BIG_ENDIAN)
+# define PLATFORM_BYTE_ORDER GMQCC_BYTE_ORDER_BIG
+# elif defined (BYTE_ORDER) && (BYTE_ORDER == LITTLE_ENDIAN)
+# define PLATFORM_BYTE_ORDER GMQCC_BYTE_ORDER_LITTLE
+# elif defined (BYTE_ORDER) && (BYTE_ORDER == BIG_ENDIAN)
+# define PLATFORM_BYTE_ORDER GMQCC_BYTE_ORDER_BIG
+# endif /*! defined (LITTLE_ENDIAN) && !defined(BIG_ENDIAN) */
+# elif defined (_LITTLE_ENDIAN) || defined (_BIG_ENDIAN)
+# if defined (_LITTLE_ENDIAN) && !defined(_BIG_ENDIAN)
+# define PLATFORM_BYTE_ORDER GMQCC_BYTE_ORDER_LITTLE
+# elif !defined (_LITTLE_ENDIAN) && defined (_BIG_ENDIAN)
+# define PLATFORM_BYTE_ORDER GMQCC_BYTE_ORDER_BIG
+# elif defined (_BYTE_ORDER) && (_BYTE_ORDER == _LITTLE_ENDIAN)
+# define PLATFORM_BYTE_ORDER GMQCC_BYTE_ORDER_LITTLE
+# elif defined (_BYTE_ORDER) && (_BYTE_ORDER == _BIG_ENDIAN)
+# define PLATFORM_BYTE_ORDER GMQCC_BYTE_ORDER_BIG
+# endif /*! defined (_LITTLE_ENDIAN) && !defined(_BIG_ENDIAN) */
+# elif defined (__LITTLE_ENDIAN__) || defined (__BIG_ENDIAN__)
+# if defined (__LITTLE_ENDIAN__) && !defined (__BIG_ENDIAN__)
+# define PLATFORM_BYTE_ORDER GMQCC_BYTE_ORDER_LITTLE
+# elif !defined (__LITTLE_ENDIAN__) && defined (__BIG_ENDIAN__)
+# define PLATFORM_BYTE_ORDER GMQCC_BYTE_ORDER_BIG
+# elif defined (__BYTE_ORDER__) && (__BYTE_ORDER__ == __LITTLE_ENDIAN__)
+# define PLATFORM_BYTE_ORDER GMQCC_BYTE_ORDER_LITTLE
+# elif defined (__BYTE_ORDER__) && (__BYTE_ORDER__ == __BIG_ENDIAN__)
+# define PLATFORM_BYTE_ORDER GMQCC_BYTE_ORDER_BIG
+# endif /*! defined (__LITTLE_ENDIAN__) && !defined (__BIG_ENDIAN__) */
+# endif /*! defined(LITTLE_ENDIAN) || defined (BIG_ENDIAN) */
+#endif /*! !defined(PLATFORM_BYTE_ORDER) */
+#if !defined (PLATFORM_BYTE_ORDER)
+# if defined (__alpha__) || defined (__alpha) || defined (i386) || \
+ defined (__i386__) || defined (_M_I86) || defined (_M_IX86) || \
+ defined (__OS2__) || defined (sun386) || defined (__TURBOC__) || \
+ defined (vax) || defined (vms) || defined (VMS) || \
+ defined (__VMS) || defined (__x86_64__) || defined (_M_IA64) || \
+ defined (_M_X64) || defined (__i386) || defined (__x86_64)
+# define PLATFORM_BYTE_ORDER GMQCC_BYTE_ORDER_LITTLE
+# elif defined (AMIGA) || defined (applec) || defined (__AS400__) || \
+ defined (_CRAY) || defined (__hppa) || defined (__hp9000) || \
+ defined (ibm370) || defined (mc68000) || defined (m68k) || \
+ defined (__MRC__) || defined (__MVS__) || defined (__MWERKS__) || \
+ defined (sparc) || defined (__sparc) || defined (SYMANTEC_C) || \
+ defined (__TANDEM) || defined (THINK_C) || defined (__VMCMS__) || \
+ defined (__PPC__) || defined (__PPC) || defined (PPC)
+# define PLATFORM_BYTE_ORDER GMQCC_BYTE_ORDER_BIG
+# else
+# define PLATFORM_BYTE_ORDER -1
+# endif
+#endif /*! !defined (PLATFORM_BYTE_ORDER) */
-int lex_token (lex_file *);
-void lex_reset (lex_file *);
-void lex_close (lex_file *);
-void lex_parse (lex_file *);
-lex_file *lex_include(lex_file *, const char *);
-void lex_init (const char *, lex_file **);
-
-//===================================================================
-//========================== error.c ================================
-//===================================================================
-#define ERROR_LEX (SHRT_MAX+0)
-#define ERROR_PARSE (SHRT_MAX+1)
-#define ERROR_INTERNAL (SHRT_MAX+2)
-#define ERROR_COMPILER (SHRT_MAX+3)
-#define ERROR_PREPRO (SHRT_MAX+4)
-int error(lex_file *, int, const char *, ...);
-
-//===================================================================
-//========================== parse.c ================================
-//===================================================================
-int parse_gen(lex_file *);
-
-//===================================================================
-//========================== typedef.c ==============================
-//===================================================================
-typedef struct typedef_node_t {
- char *name;
-} typedef_node;
-
-void typedef_init();
-void typedef_clear();
-typedef_node *typedef_find(const char *);
-int typedef_add (lex_file *file, const char *, const char *);
-
-
-//===================================================================
-//=========================== util.c ================================
-//===================================================================
-void *util_memory_a (unsigned int, unsigned int, const char *);
-void util_memory_d (void *, unsigned int, const char *);
+/*
+ * On windows systems where we're not compiling with MING32 we need a
+ * little extra help on dependinces for implementing our own dirent.h
+ * in fs.c.
+ */
+#if defined(_WIN32) && !defined(__MINGW32__)
+# define _WIN32_LEAN_AND_MEAN
+# include <windows.h>
+# include <io.h>
+# include <fcntl.h>
+
+ struct dirent {
+ long d_ino;
+ unsigned short d_reclen;
+ unsigned short d_namlen;
+ char d_name[FILENAME_MAX];
+ };
+
+ typedef struct {
+ struct _finddata_t dd_dta;
+ struct dirent dd_dir;
+ long dd_handle;
+ int dd_stat;
+ char dd_name[1];
+ } DIR;
+ /*
+ * Visual studio also lacks S_ISDIR for sys/stat.h, so we emulate this as well
+ * which is not hard at all.
+ */
+# ifdef S_ISDIR
+# undef S_ISDIR
+# endif /*! S_ISDIR */
+# define S_ISDIR(X) ((X)&_S_IFDIR)
+#else
+# include <dirent.h>
+#endif /*! _WIN32 && !defined(__MINGW32__) */
+
+
+/*===================================================================*/
+/*=========================== util.c ================================*/
+/*===================================================================*/
+void *util_memory_a (size_t, /*****/ unsigned int, const char *);
+void *util_memory_r (void *, size_t, unsigned int, const char *);
+void util_memory_d (void *);
void util_meminfo ();
+bool util_filexists (const char *);
bool util_strupper (const char *);
bool util_strdigit (const char *);
-char *util_strdup (const char *);
-char *util_strrq (const char *);
-char *util_strrnl (const char *);
-char *util_strsws (const char *);
-char *util_strchp (const char *, const char *);
+char *_util_Estrdup (const char *, const char *, size_t);
+char *_util_Estrdup_empty(const char *, const char *, size_t);
void util_debug (const char *, const char *, ...);
-int util_getline (char **, size_t *, FILE *);
-void util_endianswap (void *, int, int);
+void util_endianswap (void *, size_t, unsigned int);
+
+size_t util_strtocmd (const char *, char *, size_t);
+size_t util_strtononcmd (const char *, char *, size_t);
+
+uint16_t util_crc16(uint16_t crc, const char *data, size_t len);
+
+void util_seed(uint32_t);
+uint32_t util_rand();
+
+/*
+ * String functions (formatting, copying, concatenating, errors). These are wrapped
+ * to use the MSVC _safe_ versions when using MSVC, plus some implementations of
+ * these are non-conformant or don't exist such as asprintf and snprintf, which are
+ * not supported in C90, but do exist in C99.
+ */
+int util_vasprintf(char **ret, const char *fmt, va_list);
+int util_asprintf (char **ret, const char *fmt, ...);
+int util_snprintf (char *src, size_t bytes, const char *format, ...);
+char *util_strcat (char *dest, const char *src);
+char *util_strncpy (char *dest, const char *src, size_t num);
+const char *util_strerror (int num);
-uint32_t util_crc32(const char *, int, register const short);
#ifdef NOTRACK
-# define mem_a(x) malloc(x)
-# define mem_d(x) free (x)
+# define mem_a(x) malloc (x)
+# define mem_d(x) free ((void*)x)
+# define mem_r(x, n) realloc((void*)x, n)
+# define mem_af(x,f,l) malloc (x)
#else
-# define mem_a(x) util_memory_a((x), __LINE__, __FILE__)
-# define mem_d(x) util_memory_d((x), __LINE__, __FILE__)
-#endif
+# define mem_a(x) util_memory_a((x), __LINE__, __FILE__)
+# define mem_d(x) util_memory_d((void*)(x))
+# define mem_r(x, n) util_memory_r((void*)(x), (n), __LINE__, __FILE__)
+# define mem_af(x,f,l) util_memory_a((x), __LINE__, __FILE__)
+#endif /*! NOTRACK */
+
+#define util_strdup(X) _util_Estrdup((X), __FILE__, __LINE__)
+#define util_strdupe(X) _util_Estrdup_empty((X), __FILE__, __LINE__)
+
+/*
+ * A flexible vector implementation: all vector pointers contain some
+ * data about themselfs exactly - sizeof(vector_t) behind the pointer
+ * this data is represented in the structure below. Doing this allows
+ * us to use the array [] to access individual elements from the vector
+ * opposed to using set/get methods.
+ */
+typedef struct {
+ size_t allocated;
+ size_t used;
+
+ /* can be extended now! whoot */
+} vector_t;
+
+/* hidden interface */
+void _util_vec_grow(void **a, size_t i, size_t s);
+#define GMQCC_VEC_WILLGROW(X,Y) ( \
+ ((!(X) || vec_meta(X)->used + Y >= vec_meta(X)->allocated)) ? \
+ (void)_util_vec_grow(((void**)&(X)), (Y), sizeof(*(X))) : \
+ (void)0 \
+)
+
+/* exposed interface */
+#define vec_meta(A) (((vector_t*)(A)) - 1)
+#define vec_free(A) ((void)((A) ? (mem_d((void*)vec_meta(A)), (A) = NULL) : 0))
+#define vec_push(A,V) (GMQCC_VEC_WILLGROW((A),1), (A)[vec_meta(A)->used++] = (V))
+#define vec_size(A) ((A) ? vec_meta(A)->used : 0)
+#define vec_add(A,N) (GMQCC_VEC_WILLGROW((A),(N)), vec_meta(A)->used += (N), &(A)[vec_meta(A)->used-(N)])
+#define vec_last(A) ((A)[vec_meta(A)->used - 1])
+#define vec_pop(A) ((void)(vec_meta(A)->used -= 1))
+#define vec_shrinkto(A,N) ((void)(vec_meta(A)->used = (N)))
+#define vec_shrinkby(A,N) ((void)(vec_meta(A)->used -= (N)))
+#define vec_append(A,N,S) ((void)(memcpy(vec_add((A), (N)), (S), (N) * sizeof(*(S)))))
+#define vec_upload(X,Y,S) ((void)(memcpy(vec_add((X), (S) * sizeof(*(Y))), (Y), (S) * sizeof(*(Y)))))
+#define vec_remove(A,I,N) ((void)(memmove((A)+(I),(A)+((I)+(N)),sizeof(*(A))*(vec_meta(A)->used-(I)-(N))),vec_meta(A)->used-=(N)))
+
+typedef struct trie_s {
+ void *value;
+ struct trie_s *entries;
+} correct_trie_t;
+
+correct_trie_t* correct_trie_new();
-/* Builds vector type (usefull for inside structures) */
-#define VECTOR_TYPE(T,N) \
- T* N##_data = NULL; \
- long N##_elements = 0; \
- long N##_allocated = 0
-/* Builds vector add */
-#define VECTOR_CORE(T,N) \
- int N##_add(T element) { \
- if (N##_elements == N##_allocated) { \
- if (N##_allocated == 0) { \
- N##_allocated = 12; \
- } else { \
- N##_allocated *= 2; \
- } \
- void *temp = mem_a(N##_allocated * sizeof(T)); \
- if (!temp) { \
- mem_d(temp); \
- return -1; \
- } \
- memcpy(temp, N##_data, (N##_elements * sizeof(T))); \
- mem_d(N##_data); \
- N##_data = (T*)temp; \
- } \
- N##_data[N##_elements] = element; \
- return N##_elements++; \
- } \
- int N##_put(T* elements, size_t len) { \
- len --; \
- elements--; \
- while (N##_add(*++elements) != -1 && len--); \
- return N##_elements; \
- }
-/* Builds a full vector inspot */
-#define VECTOR_MAKE(T,N) \
- VECTOR_TYPE(T,N); \
- VECTOR_CORE(T,N)
-/* Builds a vector add function pointer for inside structures */
-#define VECTOR_IMPL(T,N) int (*N##_add)(T)
-
-//===================================================================
-//=========================== code.c ================================
-//===================================================================
+typedef struct hash_table_t {
+ size_t size;
+ struct hash_node_t **table;
+} hash_table_t, *ht;
+
+/*
+ * hashtable implementation:
+ *
+ * Note:
+ * This was designed for pointers: you manage the life of the object yourself
+ * if you do use this for non-pointers please be warned that the object may not
+ * be valid if the duration of it exceeds (i.e on stack). So you need to allocate
+ * yourself, or put those in global scope to ensure duration is for the whole
+ * runtime.
+ *
+ * util_htnew(size) -- to make a new hashtable
+ * util_htset(table, key, value, sizeof(value)) -- to set something in the table
+ * util_htget(table, key) -- to get something from the table
+ * util_htdel(table) -- to delete the table
+ *
+ * example of use:
+ *
+ * ht foo = util_htnew(1024);
+ * int data = 100;
+ * char *test = "hello world\n";
+ * util_htset(foo, "foo", (void*)&data);
+ * util_gtset(foo, "bar", (void*)test);
+ *
+ * printf("foo: %d, bar %s",
+ * *((int *)util_htget(foo, "foo")),
+ * ((char*)util_htget(foo, "bar"))
+ * );
+ *
+ * util_htdel(foo);
+ */
+hash_table_t *util_htnew (size_t size);
+void util_htrem (hash_table_t *ht, void (*callback)(void *data));
+void util_htset (hash_table_t *ht, const char *key, void *value);
+void util_htdel (hash_table_t *ht);
+size_t util_hthash(hash_table_t *ht, const char *key);
+void util_htseth(hash_table_t *ht, const char *key, size_t hash, void *value);
+void util_htrmh (hash_table_t *ht, const char *key, size_t bin, void (*cb)(void*));
+void util_htrm (hash_table_t *ht, const char *key, void (*cb)(void*));
+
+void *util_htget (hash_table_t *ht, const char *key);
+void *util_htgeth(hash_table_t *ht, const char *key, size_t hash);
+
+/*===================================================================*/
+/*============================ file.c ===============================*/
+/*===================================================================*/
+/* file handling */
+void fs_file_close (FILE *);
+int fs_file_error (FILE *);
+int fs_file_getc (FILE *);
+int fs_file_printf (FILE *, const char *, ...);
+int fs_file_puts (FILE *, const char *);
+int fs_file_seek (FILE *, long int, int);
+long int fs_file_tell (FILE *);
+
+size_t fs_file_read (void *, size_t, size_t, FILE *);
+size_t fs_file_write (const void *, size_t, size_t, FILE *);
+
+FILE *fs_file_open (const char *, const char *);
+int fs_file_getline(char **, size_t *, FILE *);
+
+/* directory handling */
+int fs_dir_make (const char *);
+DIR *fs_dir_open (const char *);
+int fs_dir_close (DIR *);
+struct dirent *fs_dir_read (DIR *);
+
+
+/*===================================================================*/
+/*=========================== correct.c =============================*/
+/*===================================================================*/
+typedef struct {
+ char ***edits;
+ size_t **lens;
+} correction_t;
+
+void correct_del (correct_trie_t*, size_t **);
+void correct_add (correct_trie_t*, size_t ***, const char *);
+char *correct_str (correction_t *, correct_trie_t*, const char *);
+void correct_init(correction_t *);
+void correct_free(correction_t *);
+
+/*===================================================================*/
+/*=========================== code.c ================================*/
+/*===================================================================*/
+
+/* TODO: cleanup */
+/* Note: if you change the order, fix type_sizeof in ir.c */
enum {
TYPE_VOID ,
TYPE_STRING ,
TYPE_FIELD ,
TYPE_FUNCTION ,
TYPE_POINTER ,
- /* TYPE_INTEGER , */
+ TYPE_INTEGER ,
TYPE_VARIANT ,
+ TYPE_STRUCT ,
+ TYPE_UNION ,
+ TYPE_ARRAY ,
+
+ TYPE_NIL , /* it's its own type / untyped */
+ TYPE_NOEXPR , /* simply invalid in expressions */
+
+ TYPE_COUNT
};
+/* const/var qualifiers */
+#define CV_NONE 0
+#define CV_CONST 1
+#define CV_VAR -1
+#define CV_WRONG 0x8000 /* magic number to help parsing */
+
+extern const char *type_name [TYPE_COUNT];
+extern uint16_t type_store_instr [TYPE_COUNT];
+extern uint16_t field_store_instr[TYPE_COUNT];
+
+/*
+ * could use type_store_instr + INSTR_STOREP_F - INSTR_STORE_F
+ * but this breaks when TYPE_INTEGER is added, since with the enhanced
+ * instruction set, the old ones are left untouched, thus the _I instructions
+ * are at a seperate place.
+ */
+extern uint16_t type_storep_instr[TYPE_COUNT];
+extern uint16_t type_eq_instr [TYPE_COUNT];
+extern uint16_t type_ne_instr [TYPE_COUNT];
+extern uint16_t type_not_instr [TYPE_COUNT];
+
+typedef struct {
+ uint32_t offset; /* Offset in file of where data begins */
+ uint32_t length; /* Length of section (how many of) */
+} prog_section;
+
+typedef struct {
+ uint32_t version; /* Program version (6) */
+ uint16_t crc16;
+ uint16_t skip;
+
+ prog_section statements; /* prog_section_statement */
+ prog_section defs; /* prog_section_def */
+ prog_section fields; /* prog_section_field */
+ prog_section functions; /* prog_section_function */
+ prog_section strings;
+ prog_section globals;
+ uint32_t entfield; /* Number of entity fields */
+} prog_header;
+
/*
* Each paramater incerements by 3 since vector types hold
* 3 components (x,y,z).
typedef struct {
uint16_t opcode;
-
+
/* operand 1 */
union {
int16_t s1; /* signed */
uint16_t u1; /* unsigned */
- };
+ } o1;
/* operand 2 */
union {
- int16_t s2; /* signed */
- uint16_t u2; /* unsigned */
- };
+ int16_t s1; /* signed */
+ uint16_t u1; /* unsigned */
+ } o2;
/* operand 3 */
union {
- int16_t s3; /* signed */
- uint16_t u3; /* unsigned */
- };
-
+ int16_t s1; /* signed */
+ uint16_t u1; /* unsigned */
+ } o3;
+
/*
* This is the same as the structure in darkplaces
* {
} prog_section_statement;
typedef struct {
- /* The types:
+ /*
+ * The types:
* 0 = ev_void
* 1 = ev_string
* 2 = ev_float
uint16_t offset;
uint32_t name;
} prog_section_both;
+
typedef prog_section_both prog_section_def;
typedef prog_section_both prog_section_field;
+/* this is ORed to the type */
+#define DEF_SAVEGLOBAL (1<<15)
+#define DEF_TYPEMASK ((1<<15)-1)
+
typedef struct {
int32_t entry; /* in statement table for instructions */
uint32_t firstlocal; /* First local in local table */
uint32_t profile; /* Always zero (engine uses this) */
uint32_t name; /* name of function in string table */
uint32_t file; /* file of the source file */
- uint32_t nargs; /* number of arguments */
+ int32_t nargs; /* number of arguments */
uint8_t argsize[8]; /* size of arguments (keep 8 always?) */
} prog_section_function;
-/*
- * Instructions
+/*
+ * Instructions
* These are the external instructions supported by the interperter
* this is what things compile to (from the C code).
*/
INSTR_DONE,
INSTR_MUL_F,
INSTR_MUL_V,
- INSTR_MUL_FV,
- INSTR_MUL_VF,
+ INSTR_MUL_FV, /* NOTE: the float operands must NOT be at the same locations: A != C */
+ INSTR_MUL_VF, /* and here: B != C */
INSTR_DIV_F,
INSTR_ADD_F,
INSTR_ADD_V,
INSTR_BITAND,
INSTR_BITOR,
- /* Virtual instructions used by the IR
+ /*
+ * Virtual instructions used by the IR
* Keep at the end!
*/
+ VINSTR_END,
VINSTR_PHI,
VINSTR_JUMP,
VINSTR_COND,
+ /* A never returning CALL.
+ * Creating this causes IR blocks to be marked as 'final'.
+ * No-Return-Call
+ */
+ VINSTR_NRCALL
};
-/*
- * The symbols below are created by the following
- * expanded macros:
- *
- * VECTOR_MAKE(prog_section_statement, code_statements);
- * VECTOR_MAKE(prog_section_def, code_defs );
- * VECTOR_MAKE(prog_section_field, code_fields );
- * VECTOR_MAKE(prog_section_function, code_functions );
- * VECTOR_MAKE(int, code_globals );
- * VECTOR_MAKE(char, code_chars );
- */
-int code_statements_add(prog_section_statement);
-int code_defs_add (prog_section_def);
-int code_fields_add (prog_section_field);
-int code_functions_add (prog_section_function);
-int code_globals_add (int);
-int code_chars_add (char);
-int code_statements_put(prog_section_statement*, size_t);
-int code_defs_put (prog_section_def*, size_t);
-int code_fields_put (prog_section_field*, size_t);
-int code_functions_put (prog_section_function*, size_t);
-int code_globals_put (int*, size_t);
-int code_chars_put (char*, size_t);
-extern long code_statements_elements;
-extern long code_chars_elements;
-extern long code_globals_elements;
-extern long code_functions_elements;
-extern long code_fields_elements;
-extern long code_defs_elements;
+/* TODO: cleanup this mess */
+extern prog_section_statement *code_statements;
+extern int *code_linenums;
+extern prog_section_def *code_defs;
+extern prog_section_field *code_fields;
+extern prog_section_function *code_functions;
+extern int *code_globals;
+extern char *code_chars;
+extern uint16_t code_crc;
+
+/* uhh? */
+typedef float qcfloat;
+typedef int32_t qcint;
/*
* code_write -- writes out the compiled file
* code_init -- prepares the code file
*/
-void code_write ();
-void code_init ();
+bool code_write (const char *filename, const char *lno);
+void code_init ();
+uint32_t code_genstring (const char *string);
+qcint code_alloc_field (size_t qcsize);
+
+/* this function is used to keep statements and linenumbers together */
+void code_push_statement(prog_section_statement *stmt, int linenum);
+void code_pop_statement();
+
+/*
+ * A shallow copy of a lex_file to remember where which ast node
+ * came from.
+ */
+typedef struct {
+ const char *file;
+ size_t line;
+} lex_ctx;
+
+/*===================================================================*/
+/*============================ con.c ================================*/
+/*===================================================================*/
+enum {
+ CON_BLACK = 30,
+ CON_RED,
+ CON_GREEN,
+ CON_BROWN,
+ CON_BLUE,
+ CON_MAGENTA,
+ CON_CYAN ,
+ CON_WHITE
+};
+
+/* message level */
+enum {
+ LVL_MSG,
+ LVL_WARNING,
+ LVL_ERROR
+};
+
+FILE *con_default_out();
+FILE *con_default_err();
+
+void con_vprintmsg (int level, const char *name, size_t line, const char *msgtype, const char *msg, va_list ap);
+void con_printmsg (int level, const char *name, size_t line, const char *msgtype, const char *msg, ...);
+void con_cvprintmsg(void *ctx, int lvl, const char *msgtype, const char *msg, va_list ap);
+void con_cprintmsg (void *ctx, int lvl, const char *msgtype, const char *msg, ...);
+
+void con_close ();
+void con_init ();
+void con_reset ();
+void con_color (int);
+int con_change(const char *, const char *);
+int con_verr (const char *, va_list);
+int con_vout (const char *, va_list);
+int con_err (const char *, ...);
+int con_out (const char *, ...);
-//===================================================================
-//========================= assembler.c =============================
-//===================================================================
+/* error/warning interface */
+extern size_t compile_errors;
+extern size_t compile_Werrors;
+extern size_t compile_warnings;
+
+void /********/ compile_error (lex_ctx ctx, /*LVL_ERROR*/ const char *msg, ...);
+void /********/ vcompile_error (lex_ctx ctx, /*LVL_ERROR*/ const char *msg, va_list ap);
+bool GMQCC_WARN compile_warning (lex_ctx ctx, int warntype, const char *fmt, ...);
+bool GMQCC_WARN vcompile_warning(lex_ctx ctx, int warntype, const char *fmt, va_list ap);
+void compile_show_werrors();
+
+/*===================================================================*/
+/*========================= assembler.c =============================*/
+/*===================================================================*/
+/* TODO: remove this ... */
static const struct {
const char *m; /* menomic */
- const size_t o; /* operands */
+ const size_t o; /* operands */
const size_t l; /* menomic len */
-} const asm_instr[] = {
- [INSTR_DONE] = { "DONE" , 1, 4 },
- [INSTR_MUL_F] = { "MUL_F" , 3, 5 },
- [INSTR_MUL_V] = { "MUL_V" , 3, 5 },
- [INSTR_MUL_FV] = { "MUL_FV" , 3, 6 },
- [INSTR_MUL_VF] = { "MUL_VF" , 3, 6 },
- [INSTR_DIV_F] = { "DIV" , 0, 3 },
- [INSTR_ADD_F] = { "ADD_F" , 3, 5 },
- [INSTR_ADD_V] = { "ADD_V" , 3, 5 },
- [INSTR_SUB_F] = { "SUB_F" , 3, 5 },
- [INSTR_SUB_V] = { "DUB_V" , 3, 5 },
- [INSTR_EQ_F] = { "EQ_F" , 0, 4 },
- [INSTR_EQ_V] = { "EQ_V" , 0, 4 },
- [INSTR_EQ_S] = { "EQ_S" , 0, 4 },
- [INSTR_EQ_E] = { "EQ_E" , 0, 4 },
- [INSTR_EQ_FNC] = { "ES_FNC" , 0, 6 },
- [INSTR_NE_F] = { "NE_F" , 0, 4 },
- [INSTR_NE_V] = { "NE_V" , 0, 4 },
- [INSTR_NE_S] = { "NE_S" , 0, 4 },
- [INSTR_NE_E] = { "NE_E" , 0, 4 },
- [INSTR_NE_FNC] = { "NE_FNC" , 0, 6 },
- [INSTR_LE] = { "LE" , 0, 2 },
- [INSTR_GE] = { "GE" , 0, 2 },
- [INSTR_LT] = { "LT" , 0, 2 },
- [INSTR_GT] = { "GT" , 0, 2 },
- [INSTR_LOAD_F] = { "FIELD_F" , 0, 7 },
- [INSTR_LOAD_V] = { "FIELD_V" , 0, 7 },
- [INSTR_LOAD_S] = { "FIELD_S" , 0, 7 },
- [INSTR_LOAD_ENT] = { "FIELD_ENT" , 0, 9 },
- [INSTR_LOAD_FLD] = { "FIELD_FLD" , 0, 9 },
- [INSTR_LOAD_FNC] = { "FIELD_FNC" , 0, 9 },
- [INSTR_ADDRESS] = { "ADDRESS" , 0, 7 },
- [INSTR_STORE_F] = { "STORE_F" , 0, 7 },
- [INSTR_STORE_V] = { "STORE_V" , 0, 7 },
- [INSTR_STORE_S] = { "STORE_S" , 0, 7 },
- [INSTR_STORE_ENT] = { "STORE_ENT" , 0, 9 },
- [INSTR_STORE_FLD] = { "STORE_FLD" , 0, 9 },
- [INSTR_STORE_FNC] = { "STORE_FNC" , 0, 9 },
- [INSTR_STOREP_F] = { "STOREP_F" , 0, 8 },
- [INSTR_STOREP_V] = { "STOREP_V" , 0, 8 },
- [INSTR_STOREP_S] = { "STOREP_S" , 0, 8 },
- [INSTR_STOREP_ENT] = { "STOREP_ENT", 0, 10},
- [INSTR_STOREP_FLD] = { "STOREP_FLD", 0, 10},
- [INSTR_STOREP_FNC] = { "STOREP_FNC", 0, 10},
- [INSTR_RETURN] = { "RETURN" , 0, 6 },
- [INSTR_NOT_F] = { "NOT_F" , 0, 5 },
- [INSTR_NOT_V] = { "NOT_V" , 0, 5 },
- [INSTR_NOT_S] = { "NOT_S" , 0, 5 },
- [INSTR_NOT_ENT] = { "NOT_ENT" , 0, 7 },
- [INSTR_NOT_FNC] = { "NOT_FNC" , 0, 7 },
- [INSTR_IF] = { "IF" , 0, 2 },
- [INSTR_IFNOT] = { "IFNOT" , 0, 5 },
- [INSTR_CALL0] = { "CALL0" , 0, 5 },
- [INSTR_CALL1] = { "CALL1" , 0, 5 },
- [INSTR_CALL2] = { "CALL2" , 0, 5 },
- [INSTR_CALL3] = { "CALL3" , 0, 5 },
- [INSTR_CALL4] = { "CALL4" , 0, 5 },
- [INSTR_CALL5] = { "CALL5" , 0, 5 },
- [INSTR_CALL6] = { "CALL6" , 0, 5 },
- [INSTR_CALL7] = { "CALL7" , 0, 5 },
- [INSTR_CALL8] = { "CALL8" , 0, 5 },
- [INSTR_STATE] = { "STATE" , 0, 5 },
- [INSTR_GOTO] = { "GOTO" , 0, 4 },
- [INSTR_AND] = { "AND" , 0, 3 },
- [INSTR_OR] = { "OR" , 0, 2 },
- [INSTR_BITAND] = { "BITAND" , 0, 6 },
- [INSTR_BITOR] = { "BITOR" , 0, 5 }
-};
+} asm_instr[] = {
+ { "DONE" , 1, 4 },
+ { "MUL_F" , 3, 5 },
+ { "MUL_V" , 3, 5 },
+ { "MUL_FV" , 3, 6 },
+ { "MUL_VF" , 3, 6 },
+ { "DIV" , 0, 3 },
+ { "ADD_F" , 3, 5 },
+ { "ADD_V" , 3, 5 },
+ { "SUB_F" , 3, 5 },
+ { "SUB_V" , 3, 5 },
+ { "EQ_F" , 0, 4 },
+ { "EQ_V" , 0, 4 },
+ { "EQ_S" , 0, 4 },
+ { "EQ_E" , 0, 4 },
+ { "EQ_FNC" , 0, 6 },
+ { "NE_F" , 0, 4 },
+ { "NE_V" , 0, 4 },
+ { "NE_S" , 0, 4 },
+ { "NE_E" , 0, 4 },
+ { "NE_FNC" , 0, 6 },
+ { "LE" , 0, 2 },
+ { "GE" , 0, 2 },
+ { "LT" , 0, 2 },
+ { "GT" , 0, 2 },
+ { "FIELD_F" , 0, 7 },
+ { "FIELD_V" , 0, 7 },
+ { "FIELD_S" , 0, 7 },
+ { "FIELD_ENT" , 0, 9 },
+ { "FIELD_FLD" , 0, 9 },
+ { "FIELD_FNC" , 0, 9 },
+ { "ADDRESS" , 0, 7 },
+ { "STORE_F" , 0, 7 },
+ { "STORE_V" , 0, 7 },
+ { "STORE_S" , 0, 7 },
+ { "STORE_ENT" , 0, 9 },
+ { "STORE_FLD" , 0, 9 },
+ { "STORE_FNC" , 0, 9 },
+ { "STOREP_F" , 0, 8 },
+ { "STOREP_V" , 0, 8 },
+ { "STOREP_S" , 0, 8 },
+ { "STOREP_ENT", 0, 10},
+ { "STOREP_FLD", 0, 10},
+ { "STOREP_FNC", 0, 10},
+ { "RETURN" , 0, 6 },
+ { "NOT_F" , 0, 5 },
+ { "NOT_V" , 0, 5 },
+ { "NOT_S" , 0, 5 },
+ { "NOT_ENT" , 0, 7 },
+ { "NOT_FNC" , 0, 7 },
+ { "IF" , 0, 2 },
+ { "IFNOT" , 0, 5 },
+ { "CALL0" , 1, 5 },
+ { "CALL1" , 2, 5 },
+ { "CALL2" , 3, 5 },
+ { "CALL3" , 4, 5 },
+ { "CALL4" , 5, 5 },
+ { "CALL5" , 6, 5 },
+ { "CALL6" , 7, 5 },
+ { "CALL7" , 8, 5 },
+ { "CALL8" , 9, 5 },
+ { "STATE" , 0, 5 },
+ { "GOTO" , 0, 4 },
+ { "AND" , 0, 3 },
+ { "OR" , 0, 2 },
+ { "BITAND" , 0, 6 },
+ { "BITOR" , 0, 5 },
-void asm_init (const char *, FILE **);
-void asm_close(FILE *);
-void asm_parse(FILE *);
-//======================================================================
-//============================= main.c =================================
-//======================================================================
-enum {
- COMPILER_QCC, /* circa QuakeC */
- COMPILER_FTEQCC, /* fteqcc QuakeC */
- COMPILER_QCCX, /* qccx QuakeC */
- COMPILER_GMQCC /* this QuakeC */
+ { "END" , 0, 3 } /* virtual assembler instruction */
};
-extern bool opts_debug;
-extern bool opts_memchk;
-extern bool opts_darkplaces_stringtablebug;
-extern bool opts_omit_nullcode;
-extern int opts_compiler;
-//======================================================================
-//============================= ast.c ==================================
-//======================================================================
-#define MEM_VECTOR_PROTO(Towner, Tmem, mem) \
- bool GMQCC_WARN Towner##_##mem##_add(Towner*, Tmem); \
- bool GMQCC_WARN Towner##_##mem##_remove(Towner*, size_t);
-
-#define MEM_VECTOR_PROTO_ALL(Towner, Tmem, mem) \
- MEM_VECTOR_PROTO(Towner, Tmem, mem) \
- bool GMQCC_WARN Towner##_##mem##_find(Towner*, Tmem, size_t*); \
- void Towner##_##mem##_clear(Towner*);
-
-#define MEM_VECTOR_MAKE(Twhat, name) \
- Twhat *name; \
- size_t name##_count; \
- size_t name##_alloc
-
-#define _MEM_VEC_FUN_ADD(Tself, Twhat, mem) \
-bool GMQCC_WARN Tself##_##mem##_add(Tself *self, Twhat f) \
-{ \
- Twhat *reall; \
- if (self->mem##_count == self->mem##_alloc) { \
- if (!self->mem##_alloc) { \
- self->mem##_alloc = 16; \
- } else { \
- self->mem##_alloc *= 2; \
- } \
- reall = (Twhat*)mem_a(sizeof(Twhat) * self->mem##_alloc); \
- if (!reall) { \
- return false; \
- } \
- memcpy(reall, self->mem, sizeof(Twhat) * self->mem##_count); \
- mem_d(self->mem); \
- self->mem = reall; \
- } \
- self->mem[self->mem##_count++] = f; \
- return true; \
-}
-
-#define _MEM_VEC_FUN_REMOVE(Tself, Twhat, mem) \
-bool GMQCC_WARN Tself##_##mem##_remove(Tself *self, size_t idx) \
-{ \
- size_t i; \
- Twhat *reall; \
- if (idx >= self->mem##_count) { \
- return true; /* huh... */ \
- } \
- for (i = idx; i < self->mem##_count-1; ++i) { \
- self->mem[i] = self->mem[i+1]; \
- } \
- self->mem##_count--; \
- if (self->mem##_count < self->mem##_count/2) { \
- self->mem##_alloc /= 2; \
- reall = (Twhat*)mem_a(sizeof(Twhat) * self->mem##_count); \
- if (!reall) { \
- return false; \
- } \
- memcpy(reall, self->mem, sizeof(Twhat) * self->mem##_count); \
- mem_d(self->mem); \
- self->mem = reall; \
- } \
- return true; \
-}
-
-#define _MEM_VEC_FUN_FIND(Tself, Twhat, mem) \
-bool GMQCC_WARN Tself##_##mem##_find(Tself *self, Twhat obj, size_t *idx) \
-{ \
- size_t i; \
- for (i = 0; i < self->mem##_count; ++i) { \
- if (self->mem[i] == obj) { \
- if (idx) { \
- *idx = i; \
- } \
- return true; \
- } \
- } \
- return false; \
-}
-
-#define _MEM_VEC_FUN_CLEAR(Tself, mem) \
-void Tself##_##mem##_clear(Tself *self) \
-{ \
- if (!self->mem) \
- return; \
- free((void*) self->mem); \
- self->mem = NULL; \
- self->mem##_count = 0; \
- self->mem##_alloc = 0; \
-}
-
-#define MEM_VECTOR_CLEAR(owner, mem) \
- if ((owner)->mem) \
- free((void*)((owner)->mem)); \
- (owner)->mem = NULL; \
- (owner)->mem##_count = 0; \
- (owner)->mem##_alloc = 0
-
-#define MEM_VECTOR_INIT(owner, mem) \
-{ \
- (owner)->mem = NULL; \
- (owner)->mem##_count = 0; \
- (owner)->mem##_alloc = 0; \
-}
-
-#define MEM_VEC_FUNCTIONS(Tself, Twhat, mem) \
-_MEM_VEC_FUN_REMOVE(Tself, Twhat, mem) \
-_MEM_VEC_FUN_ADD(Tself, Twhat, mem)
-
-#define MEM_VEC_FUNCTIONS_ALL(Tself, Twhat, mem) \
-MEM_VEC_FUNCTIONS(Tself, Twhat, mem) \
-_MEM_VEC_FUN_CLEAR(Tself, mem) \
-_MEM_VEC_FUN_FIND(Tself, Twhat, mem)
+/*===================================================================*/
+/*============================= ir.c ================================*/
+/*===================================================================*/
enum store_types {
store_global,
store_local, /* local, assignable for now, should get promoted later */
+ store_param, /* parameters, they are locals with a fixed position */
store_value, /* unassignable */
+ store_return /* unassignable, at OFS_RETURN */
};
typedef struct {
- float x, y, z;
-} vector_t;
+ qcfloat x, y, z;
+} vector;
+
+vector vec3_add (vector, vector);
+vector vec3_sub (vector, vector);
+qcfloat vec3_mulvv(vector, vector);
+vector vec3_mulvf(vector, float);
+/*===================================================================*/
+/*============================= exec.c ==============================*/
+/*===================================================================*/
+
+/* TODO: cleanup */
/*
- * A shallow copy of a lex_file to remember where which ast node
- * came from.
+ * Darkplaces has (or will have) a 64 bit prog loader
+ * where the 32 bit qc program is autoconverted on load.
+ * Since we may want to support that as well, let's redefine
+ * float and int here.
*/
-typedef struct lex_ctx {
- const char *file;
- size_t line;
-} lex_ctx_t;
+typedef union {
+ qcint _int;
+ qcint string;
+ qcint function;
+ qcint edict;
+ qcfloat _float;
+ qcfloat vector[3];
+ qcint ivector[3];
+} qcany;
+
+typedef char qcfloat_size_is_correct [sizeof(qcfloat) == 4 ?1:-1];
+typedef char qcint_size_is_correct [sizeof(qcint) == 4 ?1:-1];
+
+enum {
+ VMERR_OK,
+ VMERR_TEMPSTRING_ALLOC,
+
+ VMERR_END
+};
+
+#define VM_JUMPS_DEFAULT 1000000
+
+/* execute-flags */
+#define VMXF_DEFAULT 0x0000 /* default flags - nothing */
+#define VMXF_TRACE 0x0001 /* trace: print statements before executing */
+#define VMXF_PROFILE 0x0002 /* profile: increment the profile counters */
+
+struct qc_program_s;
+
+typedef int (*prog_builtin)(struct qc_program_s *prog);
+
+typedef struct {
+ qcint stmt;
+ size_t localsp;
+ prog_section_function *function;
+} qc_exec_stack;
+
+typedef struct qc_program_s {
+ char *filename;
+
+ prog_section_statement *code;
+ prog_section_def *defs;
+ prog_section_def *fields;
+ prog_section_function *functions;
+ char *strings;
+ qcint *globals;
+ qcint *entitydata;
+ bool *entitypool;
+
+ const char* *function_stack;
+
+ uint16_t crc16;
+
+ size_t tempstring_start;
+ size_t tempstring_at;
+
+ qcint vmerror;
+
+ size_t *profile;
+
+ prog_builtin *builtins;
+ size_t builtins_count;
+
+ /* size_t ip; */
+ qcint entities;
+ size_t entityfields;
+ bool allowworldwrites;
+
+ qcint *localstack;
+ qc_exec_stack *stack;
+ size_t statement;
+
+ size_t xflags;
+
+ int argc; /* current arg count for debugging */
+} qc_program;
+
+qc_program* prog_load(const char *filename, bool ignoreversion);
+void prog_delete(qc_program *prog);
+
+bool prog_exec(qc_program *prog, prog_section_function *func, size_t flags, long maxjumps);
+
+char* prog_getstring (qc_program *prog, qcint str);
+prog_section_def* prog_entfield (qc_program *prog, qcint off);
+prog_section_def* prog_getdef (qc_program *prog, qcint off);
+qcany* prog_getedict (qc_program *prog, qcint e);
+qcint prog_tempstring(qc_program *prog, const char *_str);
+
+
+/*===================================================================*/
+/*===================== parser.c commandline ========================*/
+/*===================================================================*/
+struct parser_s;
+
+struct parser_s *parser_create ();
+bool parser_compile_file (struct parser_s *parser, const char *);
+bool parser_compile_string(struct parser_s *parser, const char *, const char *, size_t);
+bool parser_finish (struct parser_s *parser, const char *);
+void parser_cleanup (struct parser_s *parser);
+
+/*===================================================================*/
+/*====================== ftepp.c commandline ========================*/
+/*===================================================================*/
+struct lex_file_s;
+struct ftepp_s;
+
+typedef struct {
+ const char *name;
+ char *(*func)(struct lex_file_s *);
+} ftepp_predef_t;
+
+/*
+ * line, file, counter, counter_last, random, random_last, date, time
+ * increment when items are added
+ */
+#define FTEPP_PREDEF_COUNT 8
+
+struct ftepp_s *ftepp_create ();
+bool ftepp_preprocess_file (struct ftepp_s *ftepp, const char *filename);
+bool ftepp_preprocess_string(struct ftepp_s *ftepp, const char *name, const char *str);
+void ftepp_finish (struct ftepp_s *ftepp);
+const char *ftepp_get (struct ftepp_s *ftepp);
+void ftepp_flush (struct ftepp_s *ftepp);
+void ftepp_add_define (struct ftepp_s *ftepp, const char *source, const char *name);
+void ftepp_add_macro (struct ftepp_s *ftepp, const char *name, const char *value);
+
+extern const ftepp_predef_t ftepp_predefs[FTEPP_PREDEF_COUNT];
+
+/*===================================================================*/
+/*======================= main.c commandline ========================*/
+/*===================================================================*/
+
+#if 1
+/* Helpers to allow for a whole lot of flags. Otherwise we'd limit
+ * to 32 or 64 -f options...
+ */
+typedef struct {
+ size_t idx; /* index into an array of 32 bit words */
+ uint8_t bit; /* bit index for the 8 bit group idx points to */
+} longbit;
+#define LONGBIT(bit) { ((bit)/32), ((bit)%32) }
+#define LONGBIT_SET(B, I) ((B).idx = (I)/32, (B).bit = ((I)%32))
+#else
+typedef uint32_t longbit;
+#define LONGBIT(bit) (bit)
+#define LONGBIT_SET(B, I) ((B) = (I))
#endif
+
+/*===================================================================*/
+/*=========================== utf8lib.c =============================*/
+/*===================================================================*/
+typedef uint32_t uchar_t;
+
+bool u8_analyze (const char *_s, size_t *_start, size_t *_len, uchar_t *_ch, size_t _maxlen);
+size_t u8_strlen (const char*);
+size_t u8_strnlen (const char*, size_t);
+uchar_t u8_getchar (const char*, const char**);
+uchar_t u8_getnchar(const char*, const char**, size_t);
+int u8_fromchar(uchar_t w, char *to, size_t maxlen);
+
+/*===================================================================*/
+/*============================= opts.c ==============================*/
+/*===================================================================*/
+typedef struct {
+ const char *name;
+ longbit bit;
+} opts_flag_def;
+
+bool opts_setflag (const char *, bool);
+bool opts_setwarn (const char *, bool);
+bool opts_setwerror(const char *, bool);
+bool opts_setoptim (const char *, bool);
+
+void opts_init (const char *, int, size_t);
+void opts_set (uint32_t *, size_t, bool);
+void opts_setoptimlevel(unsigned int);
+void opts_ini_init (const char *);
+
+/* Saner flag handling */
+void opts_backup_non_Wall();
+void opts_restore_non_Wall();
+void opts_backup_non_Werror_all();
+void opts_restore_non_Werror_all();
+
+enum {
+# define GMQCC_TYPE_FLAGS
+# define GMQCC_DEFINE_FLAG(X) X,
+# include "opts.def"
+ COUNT_FLAGS
+};
+static const opts_flag_def opts_flag_list[] = {
+# define GMQCC_TYPE_FLAGS
+# define GMQCC_DEFINE_FLAG(X) { #X, LONGBIT(X) },
+# include "opts.def"
+ { NULL, LONGBIT(0) }
+};
+
+enum {
+# define GMQCC_TYPE_WARNS
+# define GMQCC_DEFINE_FLAG(X) WARN_##X,
+# include "opts.def"
+ COUNT_WARNINGS
+};
+static const opts_flag_def opts_warn_list[] = {
+# define GMQCC_TYPE_WARNS
+# define GMQCC_DEFINE_FLAG(X) { #X, LONGBIT(WARN_##X) },
+# include "opts.def"
+ { NULL, LONGBIT(0) }
+};
+
+enum {
+# define GMQCC_TYPE_OPTIMIZATIONS
+# define GMQCC_DEFINE_FLAG(NAME, MIN_O) OPTIM_##NAME,
+# include "opts.def"
+ COUNT_OPTIMIZATIONS
+};
+static const opts_flag_def opts_opt_list[] = {
+# define GMQCC_TYPE_OPTIMIZATIONS
+# define GMQCC_DEFINE_FLAG(NAME, MIN_O) { #NAME, LONGBIT(OPTIM_##NAME) },
+# include "opts.def"
+ { NULL, LONGBIT(0) }
+};
+static const unsigned int opts_opt_oflag[] = {
+# define GMQCC_TYPE_OPTIMIZATIONS
+# define GMQCC_DEFINE_FLAG(NAME, MIN_O) MIN_O,
+# include "opts.def"
+ 0
+};
+
+enum {
+# define GMQCC_TYPE_OPTIONS
+# define GMQCC_DEFINE_FLAG(X) OPTION_##X,
+# include "opts.def"
+ OPTION_COUNT
+};
+
+extern unsigned int opts_optimizationcount[COUNT_OPTIMIZATIONS];
+
+/* other options: */
+typedef enum {
+ COMPILER_QCC, /* circa QuakeC */
+ COMPILER_FTEQCC, /* fteqcc QuakeC */
+ COMPILER_QCCX, /* qccx QuakeC */
+ COMPILER_GMQCC /* this QuakeC */
+} opts_std_t;
+
+typedef union {
+ bool B;
+ uint16_t U16;
+ uint32_t U32;
+ char *STR;
+} opt_value_t;
+
+
+typedef struct {
+ opt_value_t options [OPTION_COUNT];
+ uint32_t flags [1 + (COUNT_FLAGS / 32)];
+ uint32_t warn [1 + (COUNT_WARNINGS / 32)];
+ uint32_t werror [1 + (COUNT_WARNINGS / 32)];
+ uint32_t warn_backup [1 + (COUNT_WARNINGS / 32)];
+ uint32_t werror_backup[1 + (COUNT_WARNINGS / 32)];
+ uint32_t optimization [1 + (COUNT_OPTIMIZATIONS / 32)];
+ bool optimizeoff; /* True when -O0 */
+} opts_cmd_t;
+
+extern opts_cmd_t opts;
+
+#define OPTS_GENERIC(f,i) (!! (((f)[(i)/32]) & (1<< ((i)%32))))
+#define OPTS_FLAG(i) OPTS_GENERIC(opts.flags, (i))
+#define OPTS_WARN(i) OPTS_GENERIC(opts.warn, (i))
+#define OPTS_WERROR(i) OPTS_GENERIC(opts.werror, (i))
+#define OPTS_OPTIMIZATION(i) OPTS_GENERIC(opts.optimization, (i))
+#define OPTS_OPTION_BOOL(X) (opts.options[X].B)
+#define OPTS_OPTION_U16(X) (opts.options[X].U16)
+#define OPTS_OPTION_U32(X) (opts.options[X].U32)
+#define OPTS_OPTION_STR(X) (opts.options[X].STR)
+
+#endif /*! GMQCC_HDR */